Count Basie was an influential American jazz pianist, organist, bandleader, and composer, born in 1904 and active until his passing in 1984. He formed the legendary Count Basie Orchestra in 1935, leading it for nearly 50 years and shaping the sound of big band jazz. Basie was known for his minimalist piano style, powerful rhythm section, and innovative use of split tenor saxophones. Many celebrated musicians, including Lester Young, Freddie Green, and Joe Williams, rose to fame in his orchestra. As a composer, Basie created enduring jazz standards such as Jumpin' at the Woodside and One O'Clock Jump.